ID A0A0S1SBB6_9FLAO Unreviewed; 377 AA.
AC A0A0S1SBB6;
DT 17-FEB-2016, integrated into UniProtKB/TrEMBL.
DT 17-FEB-2016, sequence version 1.
DT 24-JAN-2024, entry version 43.
DE RecName: Full=Histidine biosynthesis bifunctional protein HisB {ECO:0000256|HAMAP-Rule:MF_01022};
DE Includes:
DE RecName: Full=Histidinol-phosphatase {ECO:0000256|HAMAP-Rule:MF_01022};
DE EC=3.1.3.15 {ECO:0000256|HAMAP-Rule:MF_01022};
DE Includes:
DE RecName: Full=Imidazoleglycerol-phosphate dehydratase {ECO:0000256|HAMAP-Rule:MF_01022};
DE Short=IGPD {ECO:0000256|HAMAP-Rule:MF_01022};
DE EC=4.2.1.19 {ECO:0000256|HAMAP-Rule:MF_01022};
GN Name=hisB {ECO:0000256|HAMAP-Rule:MF_01022};
GN ORFNames=SB49_04450 {ECO:0000313|EMBL:ALM07131.1};
OS Sediminicola sp. YIK13.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae; Sediminicola.
OX NCBI_TaxID=1453352 {ECO:0000313|EMBL:ALM07131.1, ECO:0000313|Proteomes:UP000063759};
RN [1] {ECO:0000313|Proteomes:UP000063759}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=YIK13 {ECO:0000313|Proteomes:UP000063759};
RA Kwon Y.M., Kim S.-J.;
RT "Genome sequence of Sediminicola sp. YIK13.";
RL Submitted (JAN-2015) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ALM07131.1, ECO:0000313|Proteomes:UP000063759}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=YIK13 {ECO:0000313|EMBL:ALM07131.1,
RC ECO:0000313|Proteomes:UP000063759};
RX PubMed=26823585;
RA Kwon Y.M., Kim S.J.;
RT "Complete Genome Sequence of the Proteorhodopsin-Containing Marine
RT Bacterium Sediminicola sp. YIK13.";
RL Genome Announc. 4:e01635-15(2016).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=D-erythro-1-(imidazol-4-yl)glycerol 3-phosphate = 3-(imidazol-
CC 4-yl)-2-oxopropyl phosphate + H2O; Xref=Rhea:RHEA:11040,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:57766, ChEBI:CHEBI:58278; EC=4.2.1.19;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01022};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + L-histidinol phosphate = L-histidinol + phosphate;
CC Xref=Rhea:RHEA:14465, ChEBI:CHEBI:15377, ChEBI:CHEBI:43474,
CC ChEBI:CHEBI:57699, ChEBI:CHEBI:57980; EC=3.1.3.15;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01022};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01022};
CC -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC from 5-phospho-alpha-D-ribose 1-diphosphate: step 6/9.
CC {ECO:0000256|ARBA:ARBA00005047, ECO:0000256|HAMAP-Rule:MF_01022}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC from 5-phospho-alpha-D-ribose 1-diphosphate: step 8/9.
CC {ECO:0000256|HAMAP-Rule:MF_01022}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01022}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the
CC imidazoleglycerol-phosphate dehydratase family. {ECO:0000256|HAMAP-
CC Rule:MF_01022}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the histidinol-
CC phosphatase family. {ECO:0000256|HAMAP-Rule:MF_01022}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_01022}.
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DR EMBL; CP010535; ALM07131.1; -; Genomic_DNA.
DR RefSeq; WP_062054236.1; NZ_CP010535.1.
DR AlphaFoldDB; A0A0S1SBB6; -.
DR STRING; 1453352.SB49_04450; -.
DR KEGG; syi:SB49_04450; -.
DR PATRIC; fig|1453352.4.peg.934; -.
DR OrthoDB; 9790411at2; -.
DR UniPathway; UPA00031; UER00011.
DR Proteomes; UP000063759; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004401; F:histidinol-phosphatase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004424; F:imidazoleglycerol-phosphate dehydratase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0000105; P:histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd07914; IGPD; 1.
DR Gene3D; 3.40.50.1000; HAD superfamily/HAD-like; 1.
DR HAMAP; MF_01022; Bifunc_HisB; 1.
DR HAMAP; MF_00076; HisB; 1.
DR InterPro; IPR036412; HAD-like_sf.
DR InterPro; IPR006549; HAD-SF_hydro_IIIA.
DR InterPro; IPR023214; HAD_sf.
DR InterPro; IPR020566; His_synth_bifunc_HisB.
DR InterPro; IPR005954; HisB_N.
DR InterPro; IPR006543; Histidinol-phos.
DR InterPro; IPR038494; IGPD_sf.
DR InterPro; IPR000807; ImidazoleglycerolP_deHydtase.
DR InterPro; IPR020565; ImidazoleglycerP_deHydtase_CS.
DR InterPro; IPR020568; Ribosomal_Su5_D2-typ_SF.
DR NCBIfam; TIGR01662; HAD-SF-IIIA; 1.
DR NCBIfam; TIGR01261; hisB_Nterm; 1.
DR NCBIfam; TIGR01656; Histidinol-ppas; 1.
DR PANTHER; PTHR23133:SF2; IMIDAZOLEGLYCEROL-PHOSPHATE DEHYDRATASE; 1.
DR PANTHER; PTHR23133; IMIDAZOLEGLYCEROL-PHOSPHATE DEHYDRATASE HIS7; 1.
DR Pfam; PF13242; Hydrolase_like; 1.
DR Pfam; PF00475; IGPD; 1.
DR SUPFAM; SSF56784; HAD-like; 1.
DR SUPFAM; SSF54211; Ribosomal protein S5 domain 2-like; 2.
DR PROSITE; PS00954; IGP_DEHYDRATASE_1; 1.
DR PROSITE; PS00955; IGP_DEHYDRATASE_2; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_01022};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_01022};
KW Histidine biosynthesis {ECO:0000256|ARBA:ARBA00023102, ECO:0000256|HAMAP-
KW Rule:MF_01022};
KW Hydrolase {ECO:0000256|HAMAP-Rule:MF_01022, ECO:0000313|EMBL:ALM07131.1};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_01022};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_01022};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_01022};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268, ECO:0000256|HAMAP-
KW Rule:MF_01022}; Reference proteome {ECO:0000313|Proteomes:UP000063759}.
FT REGION 1..186
FT /note="Histidinol-phosphatase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT REGION 187..377
FT /note="Imidazoleglycerol-phosphate dehydratase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT ACT_SITE 8
FT /note="Nucleophile"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT ACT_SITE 10
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT BINDING 8
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT BINDING 10
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT BINDING 128
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
SQ SEQUENCE 377 AA; 43120 MW; EAC027356E55A558 CRC64;
MKKVLFIDRD GTIIKETVDE QIDAFDKMIF YPKAFTFLGK IAKELDYELV MITNQDGLGT
DIFPEDTFWP VHNFILNSFE NEGVVFDKVF LDRTFPHENA PTRKPGTGLL TEYFSDDYDL
ANSFVIGDRL TDMELAKNLG AKGIFINDNT NLGTGEITVK HEELNDVIAL ENNDWEKIYE
FLKLKDRVFE INRKTNETDI FIKLNLDGTG KSSIKTGLDF FDHMLDQLAR HGQMDLDIKV
KGDLEVDEHH TIEDTAIALG EVFHKALGNK LGIERYGFCL PMDDCLAQVA IDFGGRNWLV
WETEFRREMI GKMPTEMFFH FFKSFTDGAK ANLNIKAEGT NEHHKIEAIF KAFAKAIKMA
VKRDVEKMVL PSTKGVL
//